Finding the Fourth Proportional to 1,443,594.52, 1,991,674 and 831,732.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443,594.52 : 1,991,674 = 831,732.07 : x
2. Step 2: Convert to fraction form
   1,443,594.52/1,991,674 = 831,732.07/x
3. Step 3: Cross multiply
   1,443,594.52x = 1,991,674 × 831,732.07
4. Step 4: Simplify right side
   1,443,594.52x = 1,656,539,138,785.18
5. Step 5: Solve for x
   x = 1,656,539,138,785.18/1,443,594.52
6. Step 6: Final answer
   x = 1,147,509.99